Eureka, IL
Population 5,095 · Illinois
About Eureka, IL
Eureka is a small community in Illinois with a population of 5,095 residents. The median household income is $55,172 per year, which is near the national average. The median age in Eureka is 40.7 years.
Housing in Eureka has a median home value of $154,600 and median monthly rent of $680. Of the 2,305 total housing units, the majority are owner-occupied, with 1,431 owner-occupied and 717 renter-occupied units.
The unemployment rate in Eureka is 5.2% and the poverty rate is 13.9%. 31.9% of residents hold a bachelor's degree or higher. The average commute time is 28.2 minutes.
Cost of Living in Eureka, IL
Compared to national averages, Eureka has a median household income of $55,172 (27% below the national median of $75,149). Home values average $154,600, which is 37% below the national median. Monthly rent at $680 is 42% below the US average of $1,163. Within Illinois, Eureka's income is 27% below the state average of $75,072, and home values are 7% below the state median of $165,779.
Why Live in Eureka, IL?
Eureka offers affordable housing with a median home value of $154,600, below the US average of $244,900, and rent that’s lower than the national average at $680/month.
Potential considerations include median household income ($55,172) that falls below the national average. However, Eureka’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Eureka has a population of 5,095 with a median age of 40.7 years. Compare Eureka with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Eureka
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Monee | 5,104 | $89,571 | $226,400 | Compare |
| Pinckneyville | 5,055 | $55,000 | $117,100 | Compare |
| Coal City | 5,145 | $73,030 | $211,600 | Compare |
| Hoopeston | 5,039 | $55,180 | $63,400 | Compare |
| Milan | 5,037 | $61,188 | $120,300 | Compare |
| South Barrington | 5,004 | $211,083 | $986,300 | Compare |
| Colona | 5,189 | $76,558 | $152,100 | Compare |
| Berkeley | 5,222 | $83,224 | $222,400 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Eureka
What is the population of Eureka, IL?
The population of Eureka, IL is 5,095 according to the latest Census data.
What is the median household income in Eureka?
The median household income in Eureka, IL is $55,172 per year.
What is the median home value in Eureka?
The median home value in Eureka, IL is $154,600.
What is the average rent in Eureka?
The median monthly rent in Eureka, IL is $680.
What is the unemployment rate in Eureka?
The unemployment rate in Eureka, IL is 5.2%.